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[Qemu-devel] [PATCH v12 03/30] sdhci: add check_capab_readonly() qtest


From: Philippe Mathieu-Daudé
Subject: [Qemu-devel] [PATCH v12 03/30] sdhci: add check_capab_readonly() qtest
Date: Fri, 9 Feb 2018 11:54:03 -0300

Signed-off-by: Philippe Mathieu-Daudé <address@hidden>
Reviewed-by: Stefan Hajnoczi <address@hidden>
---
 tests/sdhci-test.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/tests/sdhci-test.c b/tests/sdhci-test.c
index 82f3785a72..51af5eac67 100644
--- a/tests/sdhci-test.c
+++ b/tests/sdhci-test.c
@@ -65,6 +65,15 @@ static uint64_t sdhci_readq(QSDHCI *s, uint32_t reg)
     return val;
 }
 
+static void sdhci_writeq(QSDHCI *s, uint32_t reg, uint64_t val)
+{
+    if (s->pci.dev) {
+        qpci_memwrite(s->pci.dev, s->mem_bar, reg, &val, sizeof(val));
+    } else {
+        qtest_writeq(global_qtest, s->addr + reg, val);
+    }
+}
+
 /* tests */
 
 static void check_capab_capareg(QSDHCI *s, uint64_t expected_capab)
@@ -75,6 +84,20 @@ static void check_capab_capareg(QSDHCI *s, uint64_t 
expected_capab)
     g_assert_cmphex(capab, ==, expected_capab);
 }
 
+static void check_capab_readonly(QSDHCI *s)
+{
+    const uint64_t vrand = 0x123456789abcdef;
+    uint64_t capab0, capab1;
+
+    capab0 = sdhci_readq(s, SDHC_CAPAB);
+    g_assert_cmpuint(capab0, !=, vrand);
+
+    sdhci_writeq(s, SDHC_CAPAB, vrand);
+    capab1 = sdhci_readq(s, SDHC_CAPAB);
+    g_assert_cmpuint(capab1, !=, vrand);
+    g_assert_cmpuint(capab1, ==, capab0);
+}
+
 static QSDHCI *machine_start(const struct sdhci_t *test)
 {
     QSDHCI *s = g_new0(QSDHCI, 1);
@@ -121,6 +144,7 @@ static void test_machine(const void *data)
     s = machine_start(test);
 
     check_capab_capareg(s, test->sdhci.capab.reg);
+    check_capab_readonly(s);
 
     machine_stop(s);
 }
-- 
2.16.1




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